//定义接口Animal
interface Animal13{

    String NAME = "牧羊犬";
    public void info();
}
interface Color{
    public void black();
}
interface Action1 extends Animal13,Color{
    public void shout();
}
class Dog13 implements Animal13{

    public void info(){
        System.out.println("名称："+NAME);
    }
    public void black(){
        System.out.println("黑色");
    };
    public void shout(){
        System.out.println("汪汪汪....");
    };
}
public class Example13 {
    public static void main(String[] args) {

        Dog13 dog = new Dog13();
        dog.info();
        dog.shout();
        dog.black();
    }
}

